REFRIGERANT • PT DATA v1
R-422B
PT data, curve stats, and quick routes into the field calculators. Data shown here is derived from the versioned PT asset set under /assets/pt/v1.
At a glance
SAFETY • A1
CURVE • bubble
POINTS • 336
GWP
2500
ODP
Curves available
Dew + Bubble
Pressure range (psig)
-14.49 to 542.49
Temperature range (°F)
-156 to 179
Note: PT points are stored in psig and °F. For blends, bubble and dew represent different saturation states. Always follow OEM charging procedures.
Quick actions
These routes are designed to be technician-friendly: minimal taps, prefilled context, and predictable URLs for bookmarks and sharing.
Pressure → Saturation temperature (quick)
Linear interpolation between nearest points. Out-of-range values show “—”.
| Pressure (psig) | Sat Temp (°F) | Source |
|---|---|---|
| 0 | -42.4 | linear |
| 25 | 0.4 | linear |
| 50 | 25.2 | linear |
| 75 | 43.6 | linear |
| 100 | 58.4 | linear |
| 150 | 81.9 | linear |
| 200 | 100.6 | linear |
| 250 | 116.3 | linear |
| 300 | 129.8 | linear |
| 350 | 141.9 | linear |
| 400 | 152.7 | linear |
| 450 | 162.6 | linear |
Temperature → Saturation pressure (quick)
Useful for “I have a target saturation temp—what pressure should I see?” checks.
| Temp (°F) | Sat Pressure (psig) | Source |
|---|---|---|
| -40 | 0.9 | exact |
| -20 | 10.7 | exact |
| 0 | 24.7 | exact |
| 20 | 44 | exact |
| 40 | 69.6 | exact |
| 60 | 103 | exact |
| 80 | 145.4 | exact |
| 100 | 198.2 | exact |
| 120 | 263.1 | exact |
| 140 | 341.8 | exact |
Data source & notes
PT asset ID
r422bOriginal name
R-422B
CAS
354-33-6 / 811-97-2 / 75-28-5
Units
psig / F (atm: 14.6959 psi)
Default curve
dew
PT index version
v1(from /assets/pt/v1/index.json)Safety note: PT lookups are a foundational building block for charging and diagnostics, but they do not replace OEM procedures or full system context.